981307265

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1\times {\mathrm{4421}}^1$

素因数の和:4960

約数の個数: 16

約数和(自身を含む): 1192029696

約数和(自身を除く): 210722431

約数列:

[1, 5, 103, 431, 515, 2155, 4421, 22105, 44393, 221965, 455363, 1905451, 2276815, 9527255, 196261453, 981307265]

約数ペア:

[(1, 981307265), (5, 196261453), (103, 9527255), (431, 2276815), (515, 1905451), (2155, 455363), (4421, 221965), (22105, 44393)]